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		<title>第四个网页</title>
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		<h1>链接</h1>
		<a target="_blank" href="https://www.baidu.com">万度</a>
		<a href="three.html">图片案例</a>
		<a href="http://www.youyuan.com"><img src="image/yuenan.jpg" height="50px" width="120px"/></a>
		<a href="five.html" target="_top">第五个案例</a>
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